===================================================================
--- original.js
+++ change.js
@@ -1,90 +1,90 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Class for the Dino character
 var Dino = Container.expand(function () {
-  var self = Container.call(this);
-  var dinoGraphics = self.attachAsset('dino', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.yVelocity = 0;
-  self.isJumping = false;
-  self.jump = function () {
-    if (!self.isJumping) {
-      self.yVelocity = -20;
-      self.isJumping = true;
-    }
-  };
-  self.update = function () {
-    self.y += self.yVelocity;
-    self.yVelocity += 1; // Gravity effect
-    if (self.y >= 200) {
-      // Ground level
-      self.y = 200;
-      self.yVelocity = 0;
-      self.isJumping = false;
-    }
-  };
+	var self = Container.call(this);
+	var dinoGraphics = self.attachAsset('dino', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.yVelocity = 0;
+	self.isJumping = false;
+	self.jump = function () {
+		if (!self.isJumping) {
+			self.yVelocity = -20;
+			self.isJumping = true;
+		}
+	};
+	self.update = function () {
+		self.y += self.yVelocity;
+		self.yVelocity += 1; // Gravity effect
+		if (self.y >= 200) {
+			// Ground level
+			self.y = 200;
+			self.yVelocity = 0;
+			self.isJumping = false;
+		}
+	};
 });
 // Class for Obstacles
 var Obstacle = Container.expand(function () {
-  var self = Container.call(this);
-  var obstacleGraphics = self.attachAsset('obstacle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = -10;
-  self.update = function () {
-    self.x += self.speed;
-    if (self.x < -100) {
-      self.destroy();
-    }
-  };
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = -10;
+	self.update = function () {
+		self.x += self.speed;
+		if (self.x < -100) {
+			self.destroy();
+		}
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0xFFFFFF //Init game with white background
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize Dino
 var dino = game.addChild(new Dino());
 dino.x = 200;
 dino.y = 200;
 // Array to keep track of obstacles
 var obstacles = [];
 // Function to spawn obstacles
 function spawnObstacle() {
-  var obstacle = new Obstacle();
-  obstacle.x = 2048;
-  obstacle.y = 200;
-  obstacles.push(obstacle);
-  game.addChild(obstacle);
+	var obstacle = new Obstacle();
+	obstacle.x = 2048;
+	obstacle.y = 200;
+	obstacles.push(obstacle);
+	game.addChild(obstacle);
 }
 // Handle game updates
 game.update = function () {
-  dino.update();
-  for (var i = obstacles.length - 1; i >= 0; i--) {
-    obstacles[i].update();
-    if (dino.intersects(obstacles[i])) {
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  if (LK.ticks % 60 == 0) {
-    // Spawn obstacle every second
-    spawnObstacle();
-  }
+	dino.update();
+	for (var i = obstacles.length - 1; i >= 0; i--) {
+		obstacles[i].update();
+		if (dino.intersects(obstacles[i])) {
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	if (LK.ticks % 60 == 0) {
+		// Spawn obstacle every second
+		spawnObstacle();
+	}
 };
 // Handle touch events for jumping
 game.down = function (x, y, obj) {
-  dino.jump();
+	dino.jump();
 };
\ No newline at end of file